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+% Copyright 2006 by Till Tantau
+%
+% This file may be distributed and/or modified
+%
+% 1. under the LaTeX Project Public License and/or
+% 2. under the GNU Public License.
+%
+% See the file doc/generic/pgf/licenses/LICENSE for more details.
+
+\ProvidesFileRCS[v\pgfversion] $Header: /cvsroot/pgf/pgf/generic/pgf/libraries/pgflibraryshapes.symbols.code.tex,v 1.1 2007/06/08 11:24:59 tantau Exp $
+
+\pgfdeclareshape{forbidden sign}
+{
+ \inheritsavedanchors[from=circle] % this is nearly a circle
+ \inheritanchorborder[from=circle]
+ \inheritanchor[from=circle]{north}
+ \inheritanchor[from=circle]{north west}
+ \inheritanchor[from=circle]{north east}
+ \inheritanchor[from=circle]{center}
+ \inheritanchor[from=circle]{west}
+ \inheritanchor[from=circle]{east}
+ \inheritanchor[from=circle]{mid}
+ \inheritanchor[from=circle]{mid west}
+ \inheritanchor[from=circle]{mid east}
+ \inheritanchor[from=circle]{base}
+ \inheritanchor[from=circle]{base west}
+ \inheritanchor[from=circle]{base east}
+ \inheritanchor[from=circle]{south}
+ \inheritanchor[from=circle]{south west}
+ \inheritanchor[from=circle]{south east}
+ \inheritbackgroundpath[from=circle]
+ \foregroundpath{
+ \centerpoint%
+ \pgf@xc=\pgf@x%
+ \pgf@yc=\pgf@y%
+ \pgfutil@tempdima=\radius%
+ \pgfmathsetlength{\pgf@xb}{\pgfshapeouterxsep}%
+ \pgfmathsetlength{\pgf@yb}{\pgfshapeouterysep}%
+ \ifdim\pgf@xb<\pgf@yb%
+ \advance\pgfutil@tempdima by-\pgf@yb%
+ \else%
+ \advance\pgfutil@tempdima by-\pgf@xb%
+ \fi%
+ \pgfpathmoveto{\pgfpointadd{\pgfqpoint{\pgf@xc}{\pgf@yc}}{\pgfqpoint{-0.707107\pgfutil@tempdima}{-0.707107\pgfutil@tempdima}}}
+ \pgfpathlineto{\pgfpointadd{\pgfqpoint{\pgf@xc}{\pgf@yc}}{\pgfqpoint{0.707107\pgfutil@tempdima}{0.707107\pgfutil@tempdima}}}
+ }
+}
+
+
+\endinput